Ultra-Action

Chevrolet - 262 90°Odd-Fire (4.3L)
Performance level 5 - Ultra Action - Brutal mid-range. Perfect oval track profile.
INT/EXH - Dur @ .050” Lift: 260°/268° RR: 1.5/1.5 Gross Lift: .624”/.621” LSA: 105° RPM: 4000 to 7500 Redline: 7500 Learn More

Chevrolet - 262 90°Odd-Fire (4.3L)
Performance level 5 - Ultra Action - High torque, all purpose grind.
INT/EXH - Dur @ .050” Lift: 254°/260° RR: 1.5/1.5 Gross Lift: .621”/.624” LSA: 105° RPM: 3500 to 7000 Redline: 7500 Learn More

Chevrolet - 262 90°Odd-Fire (4.3L)
Performance level 5 - Ultra Action - Impressive mid-range and top end profile for the drags.
INT/EXH - Dur @ .050” Lift: 264°/268° RR: 1.5/1.5 Gross Lift: .624”/.623” LSA: 105° RPM: 4500 to 8000 Redline: 8000 Learn More